package reflection;

/**
 * 测试Class类的创建方式有哪些
 */
public class Test02 {
    public static void main(String[] args) throws ClassNotFoundException {
        Person person = new Student();
        System.out.println("这个人是: " + person.name);
        //方式1:通过对象获得
        Class c1 = person.getClass();
        System.out.println(c1.hashCode());
        //方式2:forName获得
        Class c2 = Class.forName("reflection.Student");
        System.out.println(c2.hashCode());
        //方式3:通过类名.class获得
        Class<Student> studentClass = Student.class;
        System.out.println(studentClass.hashCode());
        //方式4:基本数据类型的包装类都有一个TYPE属性
        Class c4 = Integer.TYPE;
        System.out.println(c4);

        //获得父类类型
        Class c5 = c1.getSuperclass();
        System.out.println(c5);

    }
}

class Person {
    String name;

    public Person() {
    }

    public Person(String name) {
        this.name = name;
    }


}

class Student extends Person {
    public Student() {
        this.name = "学生";
    }
}

class Teacher extends Person {
    public Teacher() {
        this.name = "老师";
    }
}
